联系客户取消订单生成一份英文邮件

Dear [Customer],

I hope this email finds you well. I am writing to inform you that we need to cancel your order for [product/service]. We apologize for any inconvenience this may cause.

Our team has encountered an unforeseen issue with the availability of the product/service, and unfortunately, we will not be able to fulfill your order at this time. We appreciate your understanding in this matter.

We would like to offer you a full refund for your order. Please let us know if you would like us to proceed with the refund process, or if you have any questions or concerns regarding this cancellation.

Once again, we apologize for any inconvenience this may have caused, and we hope to have the opportunity to serve you in the future.

Thank you for your understanding and cooperation.

Best regards,

[Your Name]